The measures will apply to residents of mainland China, Hong Kong, as well as foreigners coming to the special administrative region, the RTHK broadcaster reported.
On Thursday, Hong Kong confirmed three new cases of the new coronavirus, with the total number of infected persons in the region having reached 21. According to Hong Kong Chief Executive Carrie Lam, the situation in the region is deteriorating.
The new strain of coronavirus was first detected in the Chinese city of Wuhan, located in the province of Hubei, in December and has since spread to more than 25 countries. The epidemic has already left over 28,000 people infected in China and 563 people dead.
Last week, the World Health Organization declared a global health emergency in light of the outbreak.